1 files changed, 64 insertions, 0 deletions
diff --git a/include/mbgl/style/conversion/custom_geometry_source_options.hpp b/include/mbgl/style/conversion/custom_geometry_source_options.hpp
new file mode 100644
index 0000000000..73b141e799
--- /dev/null
+++ b/include/mbgl/style/conversion/custom_geometry_source_options.hpp
@@ -0,0 +1,64 @@
+#pragma once
+
+#include <mbgl/style/conversion.hpp>
+#include <mbgl/style/sources/custom_geometry_source.hpp>
+
+namespace mbgl {
+namespace style {
+namespace conversion {
+
+template <>
+struct Converter<CustomGeometrySource::Options> {
+
+    template <class V>
+    optional<CustomGeometrySource::Options> operator()(const V& value, Error& error) const {
+        CustomGeometrySource::Options options;
+
+        const auto minzoomValue = objectMember(value, "minzoom");
+        if (minzoomValue) {
+            if (toNumber(*minzoomValue)) {
+                options.zoomRange.min = static_cast<uint8_t>(*toNumber(*minzoomValue));
+            } else {
+                error = { "GeoJSON source minzoom value must be a number" };
+                return {};
+            }
+        }
+
+        const auto maxzoomValue = objectMember(value, "maxzoom");
+        if (maxzoomValue) {
+            if (toNumber(*maxzoomValue)) {
+                options.zoomRange.max = static_cast<uint8_t>(*toNumber(*maxzoomValue));
+            } else {
+                error = { "GeoJSON source maxzoom value must be a number" };
+                return {};
+            }
+        }
+
+        const auto bufferValue = objectMember(value, "buffer");
+        if (bufferValue) {
+            if (toNumber(*bufferValue)) {
+                options.tileOptions.buffer = static_cast<uint16_t>(*toNumber(*bufferValue));
+            } else {
+                error = { "GeoJSON source buffer value must be a number" };
+                return {};
+            }
+        }
+
+        const auto toleranceValue = objectMember(value, "tolerance");
+        if (toleranceValue) {
+            if (toNumber(*toleranceValue)) {
+                options.tileOptions.tolerance = static_cast<double>(*toNumber(*toleranceValue));
+            } else {
+                error = { "GeoJSON source tolerance value must be a number" };
+                return {};
+            }
+        }
+
+        return { options };
+    }
+
+};
+
+} // namespace conversion
+} // namespace style
+} // namespace mbgl